%0 Journal Article %A V. L. Vaskevich %T Extremal functions of cubature formulas on a~multidimensional sphere and spherical splines %J Matematičeskie trudy %D 2011 %P 14-27 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_2011_14_2_a1/ %G ru %F MT_2011_14_2_a1